Add multi_noise_biome_source_parameter_list generator for 1.21.5-1.21.11

2026-07-11 22:00:35 +02:00
parent 99ca789213
commit 7593a2d2d8
7 changed files with 644 additions and 0 deletions
@@ -0,0 +1,92 @@
+package dev.u9g.minecraftdatagenerator.generators;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.mojang.datafixers.util.Pair;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.world.level.biome.Biome;
+import net.minecraft.world.level.biome.Climate;
+import net.minecraft.world.level.biome.MultiNoiseBiomeSourceParameterList;
+
+import java.lang.reflect.Method;
+import java.util.Map;
+
+public class MultiNoiseBiomeSourceParameterListDataGenerator implements IDataGenerator {
+    @Override
+    public String getDataName() {
+        return "multi_noise_biome_source_parameter_list";
+    }
+
+    @Override
+    public boolean isEnabled() {
+        // Only available in 1.18+
+        try {
+            Class.forName("net.minecraft.world.level.biome.MultiNoiseBiomeSourceParameterList");
+            return true;
+        } catch (ClassNotFoundException e) {
+            return false;
+        }
+    }
+
+    @Override
+    public JsonObject generateDataJson() {
+        JsonObject root = new JsonObject();
+
+        Map<MultiNoiseBiomeSourceParameterList.Preset, Climate.ParameterList<ResourceKey<Biome>>> presets =
+                MultiNoiseBiomeSourceParameterList.knownPresets();
+
+        for (Map.Entry<MultiNoiseBiomeSourceParameterList.Preset, Climate.ParameterList<ResourceKey<Biome>>> entry : presets.entrySet()) {
+            String presetName = entry.getKey().id().toString();
+            JsonArray entries = new JsonArray();
+
+            for (Pair<Climate.ParameterPoint, ResourceKey<Biome>> pair : entry.getValue().values()) {
+                Climate.ParameterPoint params = pair.getFirst();
+                ResourceKey<Biome> biomeKey = pair.getSecond();
+
+                JsonObject item = new JsonObject();
+                item.addProperty("biome", resourceKeyLocation(biomeKey).toString());
+                item.add("parameters", serializeParameterPoint(params));
+                entries.add(item);
+            }
+
+            root.add(presetName, entries);
+        }
+
+        return root;
+    }
+
+    private static JsonObject serializeParameterPoint(Climate.ParameterPoint params) {
+        JsonObject obj = new JsonObject();
+        obj.add("temperature", serializeParameter(params.temperature()));
+        obj.add("humidity", serializeParameter(params.humidity()));
+        obj.add("continentalness", serializeParameter(params.continentalness()));
+        obj.add("erosion", serializeParameter(params.erosion()));
+        obj.add("depth", serializeParameter(params.depth()));
+        obj.add("weirdness", serializeParameter(params.weirdness()));
+        obj.addProperty("offset", params.offset() / 10000.0f);
+        return obj;
+    }
+
+    private static JsonArray serializeParameter(Climate.Parameter parameter) {
+        JsonArray arr = new JsonArray();
+        arr.add(parameter.min());
+        arr.add(parameter.max());
+        return arr;
+    }
+
+    private static Object resourceKeyLocation(ResourceKey<?> key) {
+        try {
+            Method location = key.getClass().getMethod("location");
+            return location.invoke(key);
+        } catch (NoSuchMethodException e) {
+            try {
+                Method identifier = key.getClass().getMethod("identifier");
+                return identifier.invoke(key);
+            } catch (ReflectiveOperationException ex) {
+                throw new RuntimeException(ex);
+            }
+        } catch (ReflectiveOperationException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}